EPSCO, Ltd.
9Patents
1Active
9Granted
29Portfolio score
Filing activity: Jun 1, 1973 → Nov 1, 2013
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4393448A | Navigational plotting system | Physics | 49 | Expired |
| US3953105A | Holographic scanner utilizing auxiliary reflective surface | Physics | 29 | Expired |
| US4663634A | Polarization converter within waveguide feed for dish reflector | Electricity | 6 | Expired |
| US3994419A | Remote control fluid dispensing system | Performing Operations; Transporting | 4 | Expired |
| US4468743A | Navigational plotting system | Physics | 4 | Expired |
| US10083767B2 | Method and apparatus for inspection of cooling towers | Emerging Cross-Sectional Technologies | 3 | Active |
| US3950752A | Navigation receiver system for synchronizing to noisy, asymmetrical signals | Physics | 0 | Expired |
| US4841260A | Half wave plate | Electricity | 0 | Expired |
| US4704833A | Preformed soffits for interior construction | Fixed Constructions | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.